#!/usr/bin/env python
# -*- coding:utf-8 -*-
# @FileName  :greet_user.py
# @Time      :2021/4/8 16:52
# @Author    :Letquit
"""
文件说明：

"""
import json

filename = 'username.json'
with open(filename) as f_obj:
    username = json.load(f_obj)
    print("Welcome back, " + username + '!')
if __name__ == "__main__":
    run_code = 0
